(19)
(11) EP 0 372 433 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
18.12.1991 Bulletin 1991/51

(43) Date of publication A2:
13.06.1990 Bulletin 1990/24

(21) Application number: 89122249.9

(22) Date of filing: 02.12.1989
(51) International Patent Classification (IPC)5: C09K 19/38, C09K 19/40, G02F 1/35, C08G 65/22
(84) Designated Contracting States:
BE DE FR GB IT NL SE

(30) Priority: 05.12.1988 US 280096

(71) Applicant: HOECHST CELANESE CORPORATION
Somerville, N.J. 08876 (US)

(72) Inventor:
  • East, Anthony J.
    Morris New Jersey (US)

(74) Representative: von Kreisler, Alek, Dipl.-Chem. et al
Patentanwälte von Kreisler-Selting-Werner Postfach 10 22 41
50462 Köln
50462 Köln (DE)


(56) References cited: : 
   
       


    (54) Side chain liquid crystalline polymers exhibiting nonlinear optical response


    (57) This invention provides novel side chain liquid crystalline polymers. An invention polymer exhibits nonlinear optical response, and has utility as a transparent nonlinear optical component in optical light switch and light modulator devices.
    A present invention side chain liquid crystalline polymer is illustrated by the following acrylate structure with pendant mesogenic side chains:







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